50008565 has 4 divisors (see below), whose sum is σ = 60010284. Its totient is φ = 40006848.

The previous prime is 50008547. The next prime is 50008573. The reversal of 50008565 is 56580005.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35916049 + 14092516 = 5993^2 + 3754^2 .

It is a cyclic number.

It is not a de Polignac number, because 50008565 - 2¹² = 50004469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5000852 + ... + 5000861.

It is an arithmetic number, because the mean of its divisors is an integer number (15002571).

Almost surely, 2^50008565 is an apocalyptic number.

It is an amenable number.

50008565 is a deficient number, since it is larger than the sum of its proper divisors (10001719).

50008565 is a wasteful number, since it uses less digits than its factorization.

50008565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10001718.

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 50008565 is about 7071.6734228894. The cubic root of 50008565 is about 368.4241844829.

The spelling of 50008565 in words is "fifty million, eight thousand, five hundred sixty-five".